2016-05-16 121 views

回答

0

我想通了。

res/xml/preferences.xml添加CheckBoxPreferences:

<CheckBoxPreference 
     android:defaultValue="false" 
     android:key="pref_disableSoundAndVibration" 
     android:title="Disable sound and vibration" /> 
    <CheckBoxPreference 
     android:defaultValue="false" 
     android:key="pref_disableWifi" 
     android:title="Disable Wi-Fi" /> 

在您的MainActivity添加兩個布爾成員存儲音頻和wifi複選框狀態和振鈴狀態(靜音,振動,聲)一個整數。

如果你想暫時禁用聲音和Wi-Fi,並保留初始狀態:

if (mDisableSoundAndVibration){ 
     AudioManager aManager=(AudioManager)getSystemService(AUDIO_SERVICE); 
     aManager.setRingerMode(aManager.RINGER_MODE_SILENT); 
      } 
    if (mDisableWifi){ 
     WifiManager wifiManager = (WifiManager)this.getSystemService(this.WIFI_SERVICE); 
     wifiManager.setWifiEnabled(false); 
      } 

然後恢復初始值:

if (mDisableSoundAndVibration){ 
     AudioManager aManager=(AudioManager)getSystemService(AUDIO_SERVICE); 
     aManager.setRingerMode(mRingerMode); 
    } 
    if(mDisableWifi){ 
     WifiManager wifiManager = (WifiManager)this.getSystemService(WIFI_SERVICE); 
     wifiManager.setWifiEnabled(mWifiMode); 
    }